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Surface Area of Sphere

Surface Area = 4 × π × radius²

Grade 8 · Surface Area of Sphere

Easy 20 questions Worksheet #17987 For Surface Area of Sphere

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MathDigits Worksheet

Grade 8 · Surface Area of Sphere

Easy · 20 questions · Worksheet #17987 · Surface Area of Sphere

Name: ________________________

Date: ______________ Score: ______

  1. fill Find the surface area of a sphere with r = 27. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  2. fill Find the surface area of a sphere with r = 11. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  3. fill Find the surface area of a sphere with r = 6. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  4. fill Find the surface area of a sphere with r = 16. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  5. fill Find the surface area of a sphere with r = 26. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  6. fill Find the surface area of a sphere with r = 5. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  7. fill Find the surface area of a sphere with r = 15. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  8. fill Find the surface area of a sphere with r = 3. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  9. fill Find the surface area of a sphere with r = 4. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  10. fill Find the surface area of a sphere with r = 2. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  11. fill Find the surface area of a sphere with r = 9. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  12. fill Find the surface area of a sphere with r = 19. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  13. fill Find the surface area of a sphere with r = 17. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  14. fill Find the surface area of a sphere with r = 10. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  15. fill Find the surface area of a sphere with r = 18. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  16. fill Find the surface area of a sphere with r = 23. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  17. fill Find the surface area of a sphere with r = 13. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  18. fill Find the surface area of a sphere with r = 24. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  19. fill Find the surface area of a sphere with r = 29. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________
  20. fill Find the surface area of a sphere with r = 22. Use π ≈ 3.14. (SA = 4πr²)
    ______________________________

Updated July 2026

FAQs

What is Surface Area of Sphere?

Surface Area of Sphere (surface sphere) is a geometry relationship written as Surface Area = 4 × π × radius² or SA = 4πr². Students use it to solve unknowns when enough values are known.

How do you calculate Surface Area of Sphere step by step?

Write Surface Area = 4 × π × radius², substitute the known numbers carefully, then simplify. Worked walkthrough: r = 5 SA ≈ 4 × 3.14 × 25 = 314.

When is Surface Area of Sphere taught in school?

Surface Area of Sphere usually appears in geometry units during middle or secondary school. Match difficulty with MathDigits grade worksheets so practice fits the curriculum year.

What is a real example of Surface Area of Sphere?

On this page the worked result is ≈ 314. Generate a formula worksheet below for more unique practice sets.

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